For me it sounds as if there is a big cross product happening.
I.e. many Verticals with the same Id
What happens if you do:
MATCH (v:Vertical)
RETURN v.Id, count(*)
Michael
Am 18.06.2014 um 15:26 schrieb Paul Damian <pauldamia...@gmail.com>:
> Hi,
>
> I've tried with another file, which contains ClientdId and VerticalId. The
> thing is, there are only 7 verticals and 11M clients, so there is an obvious
> one-to-many relationship there.
> When I run
> LOAD CSV WITH HEADERS FROM "file:/Users/pauld/Documents/Vertical.csv" AS c
> WITH c LIMIT 100
> MATCH (cli: Client { Id: toInt(c.ClientId)}), (vert: Vertical { Id:
> toInt(c.VerticalId)})
> Return count(*)
> it return Neo.DatabaseError.Statement.ExecutionFailure
> I get the same result when I only match the verticals.
> However, if I run
> LOAD CSV WITH HEADERS FROM "file:/Users/pauld/Documents/Vertical.csv" AS c
> WITH c LIMIT 100
> MATCH (cli: Client { Id: toInt(c.ClientId)})
> Return count(*)
> it returns 100.
> I think it has something to do with the fact that the first 100 verticals
> have the same Id
>
> miercuri, 18 iunie 2014, 14:20:57 UTC+3, Michael Hunger a scris:
> sorry
>
> LOAD CSV WITH HEADERS FROM "file:/Users/pauld/Documents/LOCATED_IN.csv" AS c
> WITH c
> LIMIT 100
> MATCH (client: Client { Id: toInt(c.Id)}), (city: City { Id: toInt(c.CityId)})
> Return count(*)
>
>
> Am 18.06.2014 um 11:44 schrieb Paul Damian <paulda...@gmail.com>:
>
>> I cannot run this command. It returns invalid syntax. Only way I could run
>> it was
>>
>> LOAD CSV WITH HEADERS FROM "file:/Users/pauld/Documents/LOCATED_IN.csv" AS c
>> MATCH (client: Client { Id: toInt(c.Id)}), (city: City { Id:
>> toInt(c.CityId)})
>> Return count(*) Limit 100
>>
>> Also, I think a skype call would be great.
>>
>> marți, 17 iunie 2014, 21:36:05 UTC+3, Michael Hunger a scris:
>> The something is really wrong.
>>
>> What happens if you do
>>
>>>>>>>
>>>>>>> LOAD CSV WITH HEADERS FROM
>>>>>>> "file:/Users/pauld/Documents/LOCATED_IN.csv" AS c
>> Limit 100
>>>>>>> MATCH (client: Client { Id: toInt(c.Id)}), (city: City { Id:
>>>>>>> toInt(c.CityId)})
>> Return count(*)
>>
>> I'm at a conference in Amsterdam this week
>> but perhaps we can do a skype call next week?
>>
>> Michael
>>
>>
>>
>> Sent from mobile device
>>
>> Am 17.06.2014 um 18:48 schrieb Paul Damian <paulda...@gmail.com>:
>>
>>> Yes, I do. I keep getting Java heap space error now. I'm using 100 commit
>>> size.
>>>
>>> marți, 17 iunie 2014, 19:28:05 UTC+3, Michael Hunger a scris:
>>> Ok, cool and you have the indexes for both :City(Id) and :Client(Id) ?
>>>
>>>
>>> Michael
>>>
>>> Am 17.06.2014 um 18:15 schrieb Paul Damian <paulda...@gmail.com>:
>>>
>>>> The first query returns 999996 which is the number of rows in the file and
>>>> the second one returns Neo.DatabaseError.Statement.ExecutionFailure
>>>> probably because of the null values. But then I run the following command:
>>>> LOAD CSV WITH HEADERS FROM "file:/Users/pauld/Documents/LOCATED_IN.csv" AS
>>>> c
>>>> MATCH (city:City { Id: toInt(c.CityId)})
>>>> WHERE coalesce(c.CityId,"") <> ""
>>>> RETURN count(*)
>>>>
>>>> and I get 992980
>>>>
>>>>
>>>> marți, 17 iunie 2014, 17:55:56 UTC+3, Michael Hunger a scris:
>>>> No you can just filter out the lines with no cityid
>>>>
>>>> Did you run my suggested commands?
>>>>
>>>>>>> LOAD CSV WITH HEADERS FROM "file:/Users/pauld/Documents/LOCATED_IN.csv"
>>>>>>> AS c
>>>>>>> MATCH (client: Client { Id: toInt(c.Id)})
>>>>>> RETURN count(*)
>>>>>>
>>>>>>> LOAD CSV WITH HEADERS FROM "file:/Users/pauld/Documents/LOCATED_IN.csv"
>>>>>>> AS c
>>>>>>> MATCH (city: City { Id: toInt(c.CityId)})
>>>>>> RETURN count(*)
>>>>
>>>>>
>>>>
>>>>>>> LOAD CSV WITH HEADERS FROM "file:/Users/pauld/Documents/LOCATED_IN.csv"
>>>>>>> AS c
>>>> return c
>>>> limit 10
>>>>
>>>>>>
>>>>
>>>> Am 17.06.2014 um 16:37 schrieb Paul Damian <paulda...@gmail.com>:
>>>>
>>>>> in the file I only have 2 columns, one for client id, which is always not
>>>>> null and CityId, which may be sometimes null. Should I export the records
>>>>> from SQL database leaving out the columns that contain null values?
>>>>>
>>>>> marți, 17 iunie 2014, 15:39:14 UTC+3, Michael Hunger a scris:
>>>>> if they don't have a value for city id, do they then have empty columns
>>>>> there still? like "user-id,,
>>>>>
>>>>> You probably want to filter these rows?
>>>>>
>>>>>>> LOAD CSV WITH HEADERS FROM "file:/Users/pauld/Documents/LOCATED_IN.csv"
>>>>>>> AS c
>>>>> WHERE coalesce(c.CitiId,"") <> ""
>>>>> ...
>>>>>
>>>>> Am 17.06.2014 um 11:23 schrieb Paul Damian <paulda...@gmail.com>:
>>>>>
>>>>>> Well, the csv file contains some rows that do not have a value for
>>>>>> CityId, and the rows are unique regarding the clientID. There are 11M
>>>>>> clients living in 14K Cities. Is there a limit of links/node?
>>>>>> Now I've created a piece of code that reads from file and creates each
>>>>>> relationship, but, as you can imagine, it works really slow in this
>>>>>> scenario.
>>>>>>
>>>>>> did you create an index on :Client(Id) and :City(Id)
>>>>>>
>>>>>> what happens if you do:
>>>>>>
>>>>>>> LOAD CSV WITH HEADERS FROM "file:/Users/pauld/Documents/LOCATED_IN.csv"
>>>>>>> AS c
>>>>>>> MATCH (client: Client { Id: toInt(c.Id)})
>>>>>> RETURN count(*)
>>>>>>
>>>>>>> LOAD CSV WITH HEADERS FROM "file:/Users/pauld/Documents/LOCATED_IN.csv"
>>>>>>> AS c
>>>>>>> MATCH (city: City { Id: toInt(c.CityId)})
>>>>>> RETURN count(*)
>>>>>>
>>>>>> each count should be equivalent to the # of rows in the file.
>>>>>>
>>>>>> Michael
>>>>>>
>>>>>> Am 16.06.2014 um 17:47 schrieb Paul Damian <paulda...@gmail.com>:
>>>>>>
>>>>>>> Somehow I've managed to load all the nodes and now I'm trying to load
>>>>>>> the links as well. I read the nodes from csv file and create the
>>>>>>> relation between them. I run the following command:
>>>>>>> USING PERIODIC COMMIT 100
>>>>>>> LOAD CSV WITH HEADERS FROM
>>>>>>> "file:/Users/pauld/Documents/LOCATED_IN.csv" AS c
>>>>>>> MATCH (client: Client { Id: toInt(c.Id)}), (city: City { Id:
>>>>>>> toInt(c.CityId)})
>>>>>>> CREATE (client)-[r:LOCATED_IN]->(city)
>>>>>>>
>>>>>>> Running with a smaller commit size returns this error
>>>>>>> Neo.DatabaseError.Statement.ExecutionFailure, while increasing the
>>>>>>> commit size to 10000 throws Neo.DatabaseError.General.UnknownFailure.
>>>>>>> Can you help me with this?
>>>>>>>
>>>>>>>
>>>>>>> joi, 5 iunie 2014, 12:05:18 UTC+3, Michael Hunger a scris:
>>>>>>> Perhaps something with field or line terminators?
>>>>>>>
>>>>>>> I assume it blows up the field separation.
>>>>>>>
>>>>>>> Try to run:
>>>>>>>
>>>>>>> LOAD CSV WITH HEADERS FROM "file:/Users/pauld/Documents/Client.csv" AS c
>>>>>>> RETURN { Id: toInt(c.Id), FirstName: c.FirstName, LastName: c.Lastname,
>>>>>>> Address: c.Address, ZipCode: toInt(c.ZipCode), Email: c.Email, Phone:
>>>>>>> c.Phone, Fax: c.Fax, BusinessName: c.BusinessName, URL: c.URL,
>>>>>>> Latitude: toFloat(c.Latitude), Longitude: toFloat(c.Longitude),
>>>>>>> AgencyId: toInt(c.AgencyId), RowStatus: toInt(c.RowStatus)} as data, c
>>>>>>> as line
>>>>>>> LIMIT 3
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On Thu, Jun 5, 2014 at 10:51 AM, Paul Damian <paulda...@gmail.com>
>>>>>>> wrote:
>>>>>>> I've tried using the shell and I get the same results: nodes with no
>>>>>>> properties.
>>>>>>> I've created the csv file using MsSQL Server Export. Is it relevant?
>>>>>>>
>>>>>>> About you curiosity: I figured I would import first the nodes, then the
>>>>>>> relationships from the connection tables. Am I doing it wrong?
>>>>>>>
>>>>>>> Thanks
>>>>>>>
>>>>>>> joi, 5 iunie 2014, 09:54:31 UTC+3, Michael Hunger a scris:
>>>>>>> I'd probably use a commit size in your case of 50k or 100k.
>>>>>>>
>>>>>>> Try to use the neo4j-shell and not the web-interface.
>>>>>>>
>>>>>>> Connect to neo4j using bin/neo4j-shell
>>>>>>>
>>>>>>> Then run your commands ending with a semicolon.
>>>>>>>
>>>>>>> Just curious: Your data is imported as one node per row? That's not
>>>>>>> really a graph structure.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On Wed, Jun 4, 2014 at 6:56 PM, Paul Damian <paulda...@gmail.com> wrote:
>>>>>>> Hi there,
>>>>>>>
>>>>>>> I'm experimenting with Neo4j while benchmarking a bunch of NoSQL
>>>>>>> databases for my graduation paper.
>>>>>>> I'm using the web interface to populate the database. I've been able to
>>>>>>> load the smaller tables from my SQL database and LOAD CSV works fine.
>>>>>>> By small, I mean a few columns (4-5) and some rows (1 million).
>>>>>>> However, when I try to upload a larger table (15 columns, 12 million
>>>>>>> rows), it creates the nodes but it doesn't set any properties.
>>>>>>> I've tried to reduce the number of records (to 100) and also the number
>>>>>>> of columns( just the Id property ), but no luck so far.
>>>>>>>
>>>>>>> The cypher command used is this one
>>>>>>> USING PERIODIC COMMIT 100
>>>>>>> LOAD CSV WITH HEADERS FROM "file:/Users/pauld/Documents/Client.csv" AS c
>>>>>>> CREATE (:Client { Id: toInt(c.Id), FirstName: c.FirstName, LastName:
>>>>>>> c.Lastname, Address: c.Address, ZipCode: toInt(c.ZipCode), Email:
>>>>>>> c.Email, Phone: c.Phone, Fax: c.Fax, BusinessName: c.BusinessName, URL:
>>>>>>> c.URL, Latitude: toFloat(c.Latitude), Longitude: toFloat(c.Longitude),
>>>>>>> AgencyId: toInt(c.AgencyId), RowStatus: toInt(c.RowStatus)})
>>>>>>>
>>>>>>> Any help and indication is welcomed,
>>>>>>> Paul
>>>>>>>
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